amdgpu/util_hash_table: Add helper function to count the number of entries in hash table

Analogous to the mesa commit of the same name.
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/amdgpu/util_hash_table.c b/amdgpu/util_hash_table.c
index 89a8bf9b..e06d4415 100644
--- a/amdgpu/util_hash_table.c
+++ b/amdgpu/util_hash_table.c
@@ -237,6 +237,18 @@ drm_private void util_hash_table_foreach(struct util_hash_table *ht,
 	}
 }
 
+static void util_hash_table_inc(void *k, void *v, void *d)
+{
+	++*(size_t *)d;
+}
+
+drm_private size_t util_hash_table_count(struct util_hash_table *ht)
+{
+	size_t count = 0;
+	util_hash_table_foreach(ht, util_hash_table_inc, &count);
+	return count;
+}
+
 drm_private void util_hash_table_destroy(struct util_hash_table *ht)
 {
 	struct util_hash_iter iter;